CN105846562A - Novel switch magnetic reluctance motor - Google Patents
Novel switch magnetic reluctance motor Download PDFInfo
- Publication number
- CN105846562A CN105846562A CN201610317023.4A CN201610317023A CN105846562A CN 105846562 A CN105846562 A CN 105846562A CN 201610317023 A CN201610317023 A CN 201610317023A CN 105846562 A CN105846562 A CN 105846562A
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- switched reluctance
- yoke
- reluctance machines
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Abstract
The invention provides a novel switch magnetic reluctance motor which mainly consists of a rotating shaft, a rotor iron core and a stator iron core that are arranged in a coaxial manner. Key technical points of the novel switch magnetic reluctance motor are that the stator iron core consists of stator poles and a cylindrical stator yoke that are integrated with each other, a number of stator poles are arranged on an inner surface of the stator yoke at a uniform interval in a circumferential direction, the rotor iron core consists of rotor poles and a cylindrical rotor yoke that are integrated with each other, a number of rotor poles are arranged on an outer surface of the rotor yoke at a uniform interval in a circumferential direction, and the rotating shaft runs through the rotor yoke; stator windings are arranged in gaps, formed among adjacent rotor poles, on the stator iron core. The novel switch magnetic reluctance motor draws inspiration from a fan; based on a conventional switch magnetic reluctance motor, shapes of rotor punching sheets are modified and therefore the rotor punching sheets can be used as a self-powered fan in the switch magnetic reluctance motor, good air ventilation performance can be achieved, and the rotor poles have three formal structures which can be suitable for application scenarios of different demands; effects of vibration or noise or temperature rise reduction can be fulfilled.
Description
Technical field:
The present invention relates to technical field of motors, be specifically related to a kind of novel switched reluctance machines.
Background technology:
Switched reluctance machines (Switched Reluctance Drive) can realize stepless speed regulation, speed-regulating range width because of it
And wide, and its simple in construction, rotor need not the advantage such as permanent magnet and winding, be widely used in people produce,
The every field of life.
Switched reluctance machines also has some drawbacks, its vibration, and the difficult problem of people, concrete manifestation are always perplexed in noise and temperature rise
Not good enough with rotor pole air gap radiating effect in its stator poles, cause it cannot be applicable to hot environment, the stable operation of motor is subject to
To threatening so that the safety of motor is tested, and finally makes its range be restricted.
A point concentratred winding for good phase it is wound with, the stator poles of switched reluctance machines and turning in the stator poles of traditional switched reluctance machines
The number of poles of sub-pole, has three-phase 12/8 electrode structure, four phase 8/6 electrode structures, three-phase 6/2 electrode structure, three-phase 6/4 pole
Structure and three-phase 6/8 electrode structure etc..The operation of switched reluctance machines follows magnetic resistance minimum principle, and this allows for stator poles
Producing bigger pulsation, noise and temperature rise with rotor interpolar, these are the problems that switched reluctance machines industry needs solution badly.
Summary of the invention:
The present invention is for overcoming the deficiencies in the prior art, it is provided that a kind of novel switched reluctance machines, and it has good leading to
Wind performance, rotor pole has three kinds of form structures, is applicable to the application scenario of different demand, for the application of different demands
Occasion can play or reduce vibration or reduces noise or reduce the effect of temperature rise.
The novel switched reluctance machines of the present invention, is mainly made up of the rotating shaft coaxially arranged, rotor core and stator core,
The technical scheme used for achieving the above object is: described stator core is by the stator poles being formed integrally and cylindric determining
Sub-yoke piece becomes, and some stator poles are the most equidistantly distributed on the inner surface of stator yoke, and described rotor core is by being formed integrally
Rotor pole and tubular rotor yoke constitute, some rotor poles are the most equidistantly distributed on the outer surface of rotor yoke, described
Rotating shaft runs through rotor yoke, is provided with stator winding in the space that described stator core is formed between adjacent rotor pole.
Further, in the space formed between each adjacent rotor pole, it is provided with two stator winding, two stator winding
Cross section is herringbone, can improve the radiating effect of winding, advantageously reduce temperature rise.
Further, stator poles is formed by silicon steel plate stacking with stator yoke, has longer service life.
Further, the dual-side of described rotor pole is curved to curving.Being arranged such, vibration, noise are without the biggest change
Changing, temperature rise can be improved well.
Further, the dual-side of described rotor pole is the most curved, and dual-side is relative to the centrosymmetry of rotor pole
Arranging, the dual-side of arc makes rotor pole entirety trapezoidal.Being arranged such, motor oscillating, noise are improved significantly,
And it is lost under the program and has reduced.
Further, the dual-side of described rotor pole, to side parallel oblique, is arranged such the vibration of motor, noise, temperature rise
Improved significantly.
Further, the folder between the vertical join line of upper and lower 2 of the curved cut line of described rotor pole side and same side
Angle is bias angle theta, and described bias angle theta is 0 °～45 °.The rotor pole formed in this angular range is beneficial to ventilation and heat.
Further, the angle between the vertical join line of upper and lower 2 of the side of described rotor pole and same side is drift angle
θ, described bias angle theta is 0 °～45 °.The rotor pole formed in this angular range is beneficial to ventilation and heat.
Further, the axial length of described stator winding is longer than the axial length of stator poles, makes stator winding straight length portion
It is completely in the space that adjacent stator pole is surrounded, improves the cutting performance of stator winding.
Further, described stator winding is copper conductor, and its service life is long, and cutting performance is good.
The invention has the beneficial effects as follows: in Fig. 1, when the side of rotor pole is curve, rotor is with axis of rotation, rotor
Pole is similar to relying on oneself a property fan, stirs air gap air, manufactures rotary air territory, makes the ventilation and heat ability of motor add
By force, vibrate under the program, noise can be improved well without the biggest change, temperature rise；Such as Fig. 4, when the side of rotor pole
When lopsidedness, no matter rotor is to operate clockwise or counterclockwise, and its vibration, noise, temperature rise are all available significantly
Improve；Such as Fig. 3, when rotor pole is the most trapezoidal, its vibration and noise have obtained improving significantly, and due to streamline
The angle of the side of stator poles Yu top margin is become fillet by shape scheme, and the side improving stator poles is more sharp-pointed with the angle of top margin
Shape, reduce loss.
Accompanying drawing illustrates:
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the schematic diagram that embodiment one rotor is unshakable in one's determination；
Fig. 3 is the schematic diagram that embodiment two rotor is unshakable in one's determination；
Fig. 4 is the schematic diagram that embodiment three rotor is unshakable in one's determination.
Detailed description of the invention:
At experimental study switched reluctance machines air gap, temperature rise is relatively big, rationally solves the peace to motor of the ventilation and heat problem at this
Row for the national games has significance undoubtedly.For improving the purpose of temperature rise, the present invention is inspired by fan, revises rotor pole shape,
To reach the effect of independence fan.In later stage simulation study, new construction has not at three aspects such as vibration, noise, temperature rises
Same performance, so can weigh based on different application scenarios between these three performance indications.
Embodiment one
See figures.1.and.2, the novel switched reluctance machines in the present embodiment, mainly by the rotating shaft 6 coaxially arranged, turn
Son is unshakable in one's determination and stator core is constituted, and middle remainder is air gap, and described stator core is by the stator poles 2 being formed integrally and circle
The stator yoke 1 of tubular is constituted, and stator poles 2 is formed by silicon steel plate stacking with stator yoke 1, between some stator poles 2 circumferentially wait
On the inner surface being distributed in stator yoke 1, described rotor core is by the rotor pole 4 being formed integrally and the rotor yoke 5 of tubular
Constituting, some rotor poles 4 are the most equidistantly distributed on the outer surface of rotor yoke 5, and described rotating shaft 6 is magnetic conduction, its
Run through rotor yoke 5, in the space that described stator core is formed between adjacent rotor pole 2, be provided with stator winding 3, described
Stator winding 3 is copper conductor, and it is wrapped in stator poles 2 in the way of scattered rolling off the production line, and does not set permanent magnet on rotor pole 4
And winding.Two stator winding 3 it are provided with in the space formed between each adjacent stator pole 2, two stator winding 3
Cross section is herringbone.The dual-side L of described rotor pole 41、L2Curved to curving, and the arc of rotor pole 4 side
Angle between the vertical join line of upper and lower 2 of shape tangent line and same side is bias angle theta, and described bias angle theta is 0 °～45 °.
Being arranged such, vibration, noise can be improved well without the biggest change, temperature rise.So when motor is in higher environment temperature
When degree runs, or the device around motor to temperature rise more sensitive time, use this structure.
Embodiment two
With reference to Fig. 3, the present embodiment is unlike embodiment one, and the dual-side of described rotor pole 4 is the most curved,
And dual-side is arranged relative to the centrosymmetry of rotor pole 4, the dual-side L of arc1、L2Make rotor pole 4 overall trapezoidal,
And the angle between the vertical join line of upper and lower 2 of the curved cut line of rotor pole 4 side and same side is bias angle theta, institute
Stating bias angle theta is 0 °～45 °.Being arranged such, motor oscillating, noise are improved significantly, and are lost under the program
Reduce.Owing to loss reduces, causing improved efficiency, hot close reduction, temperature rise declines, so this structure is equally applicable
Occasion in embodiment one, and minimizing is lost, power density increases, and contributes to it and carries higher electromagnetic load, suitable
For the occasion such as aircraft and naval vessel.
Embodiment three
With reference to Fig. 4, the present embodiment unlike embodiment one, the dual-side L of described rotor pole 41、L2For flat to side
Angle between two straight lines of line tilt, and the vertical join line of upper and lower 2 of the side of rotor pole 4 and same side is
Bias angle theta, described bias angle theta is 0 °～45 °.Be arranged such the vibration of motor, noise, temperature rise are changed the most significantly
Kind.It is based on the equilibrium performance to vibrations and the aspect such as noise and temperature rise of this structure so that it is can apply to finer, more complicated,
And require the strictest occasion, such as military project, space flight and boats and ships.
Claims (10)
1. a novel switched reluctance machines, is mainly made up of rotating shaft (6), rotor core and the stator core coaxially arranged,
It is characterized in that: described stator core is made up of the stator poles (2) being formed integrally and cylindric stator yoke (1), some
Stator poles (2) is the most equidistantly distributed on the inner surface of stator yoke (1), and described rotor core is by turning of being formed integrally
The rotor yoke (5) of sub-pole (4) and tubular is constituted, and some rotor poles (4) are the most equidistantly distributed in rotor yoke (5)
Outer surface on, described rotating shaft (6) runs through rotor yoke (5), institute's shape between adjacent rotor pole (2) in described stator core
It is provided with stator winding (3) in the space become.
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: each adjacent rotor pole (2)
Between be provided with two stator winding (3) in the space that formed, the cross section of two stator winding (3) is herringbone.
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: stator poles (2) and stator
Yoke (1) is formed by silicon steel plate stacking.
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: described rotor pole (4)
Dual-side is curved to curving.
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: described rotor pole (4)
Dual-side is the most curved, and dual-side is arranged relative to the centrosymmetry of rotor pole (4), and the dual-side of arc makes to turn
Son is the most overall trapezoidal.
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: described rotor pole (4)
Dual-side is to side parallel oblique.
7. a kind of novel switched reluctance machines as described in claim 4 or 5, it is characterised in that: described rotor pole (4)
Angle between the curved cut line of side and the vertical join line of upper and lower 2 of same side is bias angle theta, and described bias angle theta is 0
°～45 °.
A kind of novel switched reluctance machines the most as claimed in claim 6, it is characterised in that: described rotor pole (4)
Angle between the vertical join line of upper and lower 2 of side and same side is bias angle theta, and described bias angle theta is 0 °～45 °.
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: described stator winding (3)
Axial length be longer than the axial length of stator poles (2).
A kind of novel switched reluctance machines the most as claimed in claim 1, it is characterised in that: described stator winding (3)
For copper conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317023.4A CN105846562A (en) | 2016-05-12 | 2016-05-12 | Novel switch magnetic reluctance motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317023.4A CN105846562A (en) | 2016-05-12 | 2016-05-12 | Novel switch magnetic reluctance motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105846562A true CN105846562A (en) | 2016-08-10 |
Family
ID=56591874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317023.4A Pending CN105846562A (en) | 2016-05-12 | 2016-05-12 | Novel switch magnetic reluctance motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105846562A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020151606A1 (en) * | 2019-01-25 | 2020-07-30 | 石镇德 | Switched reluctance motor |
| CN112583147A (en) * | 2020-12-21 | 2021-03-30 | 哈尔滨理工大学 | Novel stator and rotor structure of switched reluctance motor |
| CN112994279A (en) * | 2021-02-19 | 2021-06-18 | 杭州星成电气科技有限公司 | Stator and rotor of switched reluctance motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2305302A (en) * | 1995-07-07 | 1997-04-02 | Harold Aspden | Electric motor pole configurations |
| US6093993A (en) * | 1998-05-14 | 2000-07-25 | Switched Relutance Drives Limited | Set of laminations for a switched reluctance machine |
| US20120139465A1 (en) * | 2010-11-22 | 2012-06-07 | Purdue Research Foundation | Asymmetrical reluctance machine |
| CN202997734U (en) * | 2012-12-18 | 2013-06-12 | 杨昌良 | Rotor structure of two-phase switched reluctance motor |
| US20130175891A1 (en) * | 2011-12-16 | 2013-07-11 | Samsung Electro-Mechanics Co., Ltd. | Switched reluctance motor |
| CN105322677A (en) * | 2015-10-29 | 2016-02-10 | 周斌欣 | Switched reluctance motor |
-
2016
- 2016-05-12 CN CN201610317023.4A patent/CN105846562A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2305302A (en) * | 1995-07-07 | 1997-04-02 | Harold Aspden | Electric motor pole configurations |
| US6093993A (en) * | 1998-05-14 | 2000-07-25 | Switched Relutance Drives Limited | Set of laminations for a switched reluctance machine |
| US20120139465A1 (en) * | 2010-11-22 | 2012-06-07 | Purdue Research Foundation | Asymmetrical reluctance machine |
| US20130175891A1 (en) * | 2011-12-16 | 2013-07-11 | Samsung Electro-Mechanics Co., Ltd. | Switched reluctance motor |
| CN202997734U (en) * | 2012-12-18 | 2013-06-12 | 杨昌良 | Rotor structure of two-phase switched reluctance motor |
| CN105322677A (en) * | 2015-10-29 | 2016-02-10 | 周斌欣 | Switched reluctance motor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020151606A1 (en) * | 2019-01-25 | 2020-07-30 | 石镇德 | Switched reluctance motor |
| CN112583147A (en) * | 2020-12-21 | 2021-03-30 | 哈尔滨理工大学 | Novel stator and rotor structure of switched reluctance motor |
| CN112994279A (en) * | 2021-02-19 | 2021-06-18 | 杭州星成电气科技有限公司 | Stator and rotor of switched reluctance motor |
| CN112994279B (en) * | 2021-02-19 | 2022-02-11 | 杭州星成电气科技有限公司 | Switched reluctance motor |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160810 |